With a mattress featuring 1600 my pro pocket springs and four natural layers including tree silk cashmere silk and wool the natural wool 1600 mattress and ottoman set offers superior comfort and support myedge support prevents roll off and a mycool layer wicks away humidity keeping you cool fresh and comfortable my pro clean mattress fabric contains good probiotic bacteria keeping you and your mattress clean and healthyboasting plentiful storage space beneath the bed base this ottoman